piranha's Competition History
| Date | Contest | Rank | Performance | New Rating | Diff | |
|---|---|---|---|---|---|---|
| AtCoder Beginner Contest 161 | 9828 | 4 | 0 | - | ||
| AtCoder Beginner Contest 162 | 10423 | 9 |  1 |
+1 | ||
| AtCoder Beginner Contest 164 | 10954 | 23 | 3 |
+2 | ||
| AtCoder Beginner Contest 165 | 11353 | 11 | 4 |
+1 | ||
| AtCoder Beginner Contest 168 | 10670 | 14 | 5 |
+1 |